How to know more Ruby gems?

1. Ruby Weekly – A free, once–weekly e-mail round-up of Ruby news and articles.

2. Awesome Ruby – A collection of awesome Ruby gems, tools, frameworks and software

3. Awesome Ruby – markets/awesome-ruby: A collection of awesome Ruby libraries, tools, frameworks and software

4. | your community gem host – Find, install, and publish RubyGems.

5. Focus on the Gemfile file in other Ruby or Rails projects

6. Social medias, conferences, etc.